#include
    #include
    // Enter a MAC address for your controller below.
    // Newer Ethernet shields have a MAC address printed on a sticker on the shield
    byte mac[] = {
      0x00, 0xAA, 0xBB, 0xCC, 0xDE, 0x02 };
    // Initialize the Ethernet client library
    // with the IP address and port of the server
    // that you want to connect to (port 80 is default for HTTP):
    EthernetClient client;
    void setup() {
      // start the serial library:
      Serial.begin(9600);
      // start the Ethernet connection:
      if (Ethernet.begin(mac) == 0) {
        Serial.println("Failed to configure Ethernet using DHCP");
        // no point in carrying on, so do nothing forevermore:
        for(;;)
          ;
      }
      // print your local IP address:
      Serial.println(Ethernet.localIP());
    }
    void loop() {
    }